The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 20, 2024
Filed:
Dec. 30, 2021
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Jaehun Ye, Tokyo, JP;
Takayuki Suzuki, Tokyo, JP;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 17/00 (2006.01);
U.S. Cl.
CPC ...
H04R 17/00 (2013.01);
Abstract
A sound generator includes a vibration plate, a vibration portion including a first vibration device and a second vibration device disposed at a rear surface of the vibration plate to intersect with each other, and a connection portion connected between the vibration plate and the vibration portion, wherein each of the first vibration device and the second vibration device includes a plurality of piezoelectric layers and a common electrode disposed between the plurality of piezoelectric layers and including at least one weight member.